/Engine/Source/Runtime/MeshDescription/Public/MeshAttributeArray.h
Build ForEach jump table at compile time, a separate instantiation of Dispatch for each attribute type.
namespace ForEachImpl { template<typename ElementIDType, typename ForEachFunc, uint32... Is> static constexpr [JumpTableType](API\Runtime\MeshDescription\JumpTableType_2)< ElementIDType, ForEachFunc > ForEachImpl::MakeJumpTable ( [TIntegerSequence](API\Runtime\Core\Delegates\TIntegerSequence)< uint32, Is... > ) }